BP Neural Network Improved by Sparrow Search Algorithm in Predicting Debonding Strain of FRP-Strengthened RC Beams

Table 4

Statistical results of each model.

	JSCE	ACI	CNR	TR55	SSA-BP
Min	0.22	0.5	0.24	0.2	0.35
Max	1.63	4.24	1.48	1.42	1.17
AV	0.52	1.39	0.55	0.45	0.99
STD	0.29	0.75	0.24	0.24	0.13
CV	55%	54%	45%	54%	13%
C	92%	32%	93%	95%	50%
N-C	8%	68%	7%	5%	50%